Mercedes-Benz SLK Mercedes-Benz SLK 2006 Mazda Mazda3 Mazda Mazda3 2018

We are 103,000+ car owners sharing real-world car information.

Join Us

Mercedes-Benz SLK vs. Mazda Mazda3 Price Comparison (MSRP)

The sticker prices, before adjusting for remaining feature differences. Usually these are the numbers you will see on the window stickers.

Models in short supply often sell at or even above these prices.

Mercedes-Benz SLK vs. Mazda Mazda3 Invoice Comparison

Lowest Total Price: $24,345

Mazda Mazda3 Grand Touring   
Difference: $24,325

Lowest Total Invoice: $23,279

Mazda Mazda3 Grand Touring   
Difference: $22,039

Calculate Payments

  Down Payment Interest Rate Term
Model Year2006200620062018
ModelSLKSLKSLKMazda3
TrimSLK280SLK350SLK55 AMGGrand Touring
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Sedan
Base Price $42,900 $46,950 $61,500 $23,145
Base Invoice $39,897 $43,664 $57,195 $22,144
Premium Package 1,200 1,200 1,470  
Lighting Package 990 990 990  
Metallic paint (extra cost) 690 690 690  
Bluetooth cell phone link 925 925 925  
Heated front seats 690 690    
Satellite radio 500 500 500  
Auto-dimming rearview mirror       325
Premium Package 1,116 1,116 1,367  
Lighting Package 921 921 921  
Metallic paint (extra cost) 642 642 642  
Bluetooth cell phone link 860 860 860  
Heated front seats 642 642    
Satellite radio 465 465 465  
Auto-dimming rearview mirror       260
Options (change) 4,995 4,995 4,575 325
Options (change) 4,646 4,646 4,255 260
Destination 775 775 775 875
Gas Tax 0 0 1,300 0
Total Price $48,670 $52,720 $68,150 $24,345
Total Invoice $45,318 $49,085 $63,525 $23,279

Return to top

While we strive for accuracy, the site is not error-free, and prices can change at any time.

Dealer Price Quotes

Want to find out how much dealers are willing to discount these cars?

Request free, no-obligation Mercedes-Benz SLK dealer quotes or Mazda Mazda3 dealer quotes from dealers using our car quote form.

The process is easy and takes just a minute or two. You'll receive price quotes from local approved dealers within 48 hours.

TrueDelta Value Comparison: Mercedes-Benz SLK vs. Mazda Mazda3

Lowest Adjusted Price and Invoice: Mazda Mazda3 Grand Touring
TrueDelta Adjusted Price Difference: $21,075
TrueDelta Adjusted Invoice Difference: $19,013
Model Year2006200620062018
ModelSLKSLKSLKMazda3
TrimSLK280SLK350SLK55 AMGGrand Touring
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Sedan
Engine228hp V6268hp V6355hp V8184hp I4
TransmissionM6M6T7M6
DrivetrainRWDRWDRWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 9?, 9?, 9?, 9
Tire (rear if not all the same)205/55-16225/45-17225/40-18215/45-18
Total Price$48,670$52,720$68,150$24,345
Adjustments for Features-3,250-3,250-6,0000
Feature-Adjusted Total Price$45,420$49,470$62,150$24,345
Cost Above Minimum$0$4,050$16,730$0
Total Invoice$45,318$49,085$63,525$23,279
Adjustments for Features-3,026-3,026-5,5930
Feature-Adjusted Total Invoice$42,292$46,059$57,932$23,279
Cost Above Minimum$0$3,767$15,640$0

Return to top

Features Comparison: Mercedes-Benz SLK vs. Mazda Mazda3

Model Year2006200620062018
ModelSLKSLKSLKMazda3
TrimSLK280SLK350SLK55 AMGGrand Touring
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Sedan
Transmission and Drivetrain 
6-speed manual$150$150 $150
7-speed manually-shiftable automatic  $1200 
RWD$0$0$0 
FWD   $0
Accessories 
Power rear side windows   $200
Proximity key   $250
Remote window/roof operation$15$15$15 
Tilt/telescoping steering wheel, manual$250$250 $250
Tilt/telescoping steering wheel, power  $350 
Wind blocker, small$100$100$100 
Brakes, Airbags, and Other Safety 
911 assist   $25
Active or whiplash-reducing head restraints, front seats   $0
Automatic braking, low-speed   $200
Blind spot warning system   $200
Cross-traffic warning, rear   $100
G-vectoring control   $100
Knee airbag, driver$75$75$75 
Knee airbag, passenger$75$75$75 
Rearview camera   $200
Side curtain airbags   $350
Tire-pressure monitor   $75
Cargo Management 
Overhead sunglass holder   $25
Climate Control 
Heated windshield washer nozzles$15$15$15 
Residual heat$50$50$50 
Exterior 
Black grille (optional)   $0
Body kit  $0 
Power retractable hardtop$6750$6750$6750 
Rear spoiler  $200 
Sunroof   $900
Infotainment 
App support   $0
Aux input   $50
Bluetooth audio streaming   $25
CD player$125$125$125 
HD radio   $50
SMS text-to-speech reader   $25
Surround sound   $250
Telematics service, such as OnStar$200$200$200 
Voice control for audio system   $25
Instruments, Lights, and Mirrors 
Analog clock$25$25$25 
Auto-dimming driver-side mirror  $75 
Auto-dimming rearview mirror  $150$150
Cornering lights$50$50$50 
Digital instruments   $0
Fog light, rear$100$100$100 
Head-up display (HUD)   $350
Headlight washers$50$50$50 
Illuminated visor mirror, driver   $50
Illuminated visor mirror, passenger   $50
LED headlights, single projector or low beam only   $750
Mirror tilt-down in reverse  $25 
Visor mirror, driver$10$10$10 
Visor mirror, passenger$10$10$10 
Xenon HID headlights$500$500$500 
Seats and Interior Trim 
Aluminum trim  $100 
Center armrest(s), second row   $50
Folding second row seats   $300
Manual height adjuster, driver seat$50$50  
Manual height adjuster, passenger seat$50$50  
Manual lumbar adjuster, driver seat   $50
Manual tilt adjuster, driver seat$50$50  
Manual tilt adjuster, passenger seat$50$50  
Memory system, driver seat  $200 
Memory system, passenger seat  $150 
Power fore-aft adjuster, driver seat  $100$100
Power fore-aft adjuster, passenger seat  $100 
Power height adjuster, driver seat  $100$100
Power height adjuster, passenger seat  $100 
Power recliner, driver seat  $100$100
Power recliner, passenger seat  $100 
Power tilt adjuster, driver seat  $100 
Power tilt adjuster, passenger seat  $100 
Synthetic suede inserts in leather seating surfaces  $0 
Suspension, Wheels, and Tires 
Sport suspension (upgrade)  $0 
Transmission 
Steering-wheel-mounted transmission controls  $100 
Total Value of Features$8,750$8,750$11,500$5,500
Value of Feature Adjustments$3,250$3,250$6,000$0
Value of Feature Adjustments-3,026-3,026-5,5930

Return to top

Specifications Comparison: Mercedes-Benz SLK vs. Mazda Mazda3

Model Year20062018
ModelSLKMazda3
Body2dr Hardtop conv.4dr Sedan
Wheelbase95.7 in106.3 in
Length160.7 in180.3 in
Width70.4 in70.7 in
Height51.0 in57.3 in
Curb Weight3,210 lb.2,900 lb.
Fuel Capacity18.5 gal.13.2 gal.
Row 1 Headroom37.9 in38.6 in
Row 1 Shoulder Room52.2 in57.2 in
Row 1 Hip Room54.6 in55.5 in
Row 1 Legroom42.5 in42.2 in
Row 2 Headroom0.0 in37.5 in
Row 2 Shoulder Room0.0 in54.4 in
Row 2 Hip Room0.0 in53.5 in
Row 2 Legroom0.0 in35.8 in
Cargo Volume,
Minimum
6.5 ft312.4 ft3
Cargo Volume,
Maximum
9.8 ft312.4 ft3

Return to top

Option Package Details
Mercedes-Benz SLK SLK280

Premium Package
FeatureValueRequested?
Automatic climate control, front200Yes
Universal garage door opener100Yes
Rain-sensing wipers100Yes
Variable assist steering (optional)0No
Remote window/roof operation15No
Total Requested40096%
Total Not Requested154%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%

Option Package Details
Mercedes-Benz SLK SLK350

Premium Package
FeatureValueRequested?
Automatic climate control, front200Yes
Universal garage door opener100Yes
Rain-sensing wipers100Yes
Variable assist steering (optional)0No
Remote window/roof operation15No
Total Requested40096%
Total Not Requested154%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Premium Package
FeatureValueRequested?
Automatic climate control, front200Yes
Universal garage door opener100Yes
Rain-sensing wipers100Yes
Total Requested400100%
Total Not Requested00%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%

Option Package Details
Mazda Mazda3 Grand Touring

Auto-dimming rearview mirror
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Universal garage door opener100Yes
Total Requested250100%
Total Not Requested00%

Was this information useful?

We're glad we could help! Share this page:

We're so sorry! Tell us how we can improve it.

See TrueDelta's information for all Convertibles
See TrueDelta's information for all Mercedes-Benz models.